Rollup merge of #102634 - andrewpollack:refactor-test-rustcflags, r=Mark-Simulacrum

[rust.git] / compiler / rustc_hir / src / hir.rs

diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs
index 098f9d5154976ffb68c2a0e8a94df42f8eb08598..9a9e40a3f43a7212ca78de76773bcb7113ea4583 100644 (file)
--- a/compiler/rustc_hir/src/hir.rs
+++ b/compiler/rustc_hir/src/hir.rs
@@ -2418,6 +2418,30 @@ pub fn peel_refs(&self) -> &Self {
         }
         final_ty
     }
+
+    pub fn find_self_aliases(&self) -> Vec<Span> {
+        use crate::intravisit::Visitor;
+        struct MyVisitor(Vec<Span>);
+        impl<'v> Visitor<'v> for MyVisitor {
+            fn visit_ty(&mut self, t: &'v Ty<'v>) {
+                if matches!(
+                    &t.kind,
+                    TyKind::Path(QPath::Resolved(
+                        _,
+                        Path { res: crate::def::Res::SelfTyAlias { .. }, .. },
+                    ))
+                ) {
+                    self.0.push(t.span);
+                    return;
+                }
+                crate::intravisit::walk_ty(self, t);
+            }
+        }
+
+        let mut my_visitor = MyVisitor(vec![]);
+        my_visitor.visit_ty(self);
+        my_visitor.0
+    }
 }
 
 /// Not represented directly in the AST; referred to by name through a `ty_path`.
@@ -3514,7 +3538,7 @@ pub fn tuple_fields(&self) -> Option<&'hir [FieldDef<'hir>]> {
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 mod size_asserts {
     use super::*;
-    // These are in alphabetical order, which is easy to maintain.
+    // tidy-alphabetical-start
     static_assert_size!(Block<'_>, 48);
     static_assert_size!(Body<'_>, 32);
     static_assert_size!(Expr<'_>, 64);
@@ -3533,9 +3557,9 @@ mod size_asserts {
     static_assert_size!(Local<'_>, 64);
     static_assert_size!(Param<'_>, 32);
     static_assert_size!(Pat<'_>, 72);
-    static_assert_size!(PatKind<'_>, 48);
     static_assert_size!(Path<'_>, 40);
     static_assert_size!(PathSegment<'_>, 48);
+    static_assert_size!(PatKind<'_>, 48);
     static_assert_size!(QPath<'_>, 24);
     static_assert_size!(Res, 12);
     static_assert_size!(Stmt<'_>, 32);
@@ -3544,4 +3568,5 @@ mod size_asserts {
     static_assert_size!(TraitItemKind<'_>, 48);
     static_assert_size!(Ty<'_>, 48);
     static_assert_size!(TyKind<'_>, 32);
+    // tidy-alphabetical-end
 }